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This standard was first published in and subsequently revised in based on DIS With the revision of ISO in it has been decided to revise this standard also. In the adopted standard certain terminology and conventions are not identical with those used in Indian Standards.
The number of significant places retained in the rounded off value, should be the same as that of the specified value in this standard. At the time of publi- cation, the edition indicated was valid. All standards are subject to revision, and parties to agreements based on this International Standard are encouraged to investigate the possibility of applying the most re- cent edition of the standard indicated below.
ISO , Heat-treatable steels, alloy steels and free-cutting steels — Part Hot-rolled steels for quenched and tempered springs. The pre-stress, F, of the spring-retaining device shown in figure 1 shall be 20 N to 30 N. The spring- retaining device shall withstand being opened times without a noticeable reduction in pre- stress.
As regards finish of linch pins, any anti-corrosive treatment shall be by agreement with the manufac- turer. As regards finish of spring pins, any anti-corrosive treatment shall be by agreement with the manufac- turer.
IS : ISO : Alternative design 1 Configuration of the ring is optional, but shall ensure that it does not rotate. D max. Copyright BIS has the copyright of all its publications. No part of these publications may be reproduced in any form without the prior permission in writing of BIS. This does not preclude the free use, in the course of implementing the standard, of necessary details, such as symbols and sizes, type or grade designations.
Review of Indian Standards Amendments are issued to standards as the need arises on the basis of comments. Standards are also reviewed periodically; a standard along with amendments is reaffirmed when such review indicates that no changes are needed; if the review indicates that changes are needed, it is taken up for revision.
This Indian Standard has been developed from Doc : No. FAD 32
BS EN ISO 683-3:2018